How To Uninstall SP2

[krit86lr]

Important If you install Windows XP SP2 on a computer that is already running Windows XP SP2, you will create a new uninstall folder on your hard disk drive. This new folder will use 50-100 megabytes of disk space. Every time that you install Windows XP SP2, a new folder is created.

 

Use any one of the following methods to remove Microsoft Windows XP SP2 from your computer:

? Use the Add or Remove Programs tool in Control Panel

? Use the hidden $NtServicePackUninstall$ folder

? Use the System Restore process

? Use Recovery Console

 

* Important it is recommended that you use the following methods in the order that they are listed.

 

1. Use the Add or Remove Programs tool in Control Panel

> Click Start, click Run, type appwiz.cpl in the Open box, and then click OK.

> Click to select the Show Updates check box.

> Click Windows XP Service Pack 2, and then click Remove.

> Follow the instructions on the screen to remove Windows XP SP2.

 

2. Use the hidden $NtServicePackUninstall$ folder

> Click Start, click Run, type c:\windows\$NtServicePackUninstall$\spuninst\spuninst.exe in the Open box, and then click OK.

> When the Windows XP Service Pack 2 Removal Wizard starts, click Next.

> Follow the instructions on the screen to remove Windows XP SP2.

 

3. Use the System Restore process

> Click Start, click Run, type %SystemRoot%\System32\restore\rstrui.exe in the Open box, and then click OK.

> Click Restore my computer to an earlier time, and then click Next.

> Click the date that you installed Windows XP SP2, and then click Installed Window XP Service Pack 2 in the Restore Point box.

> Click Next, and then follow the instructions on the screen to remove Windows XP SP2.

 

4. Use Recovery Console

If you cannot successfully remove Windows XP SP2 by using one of the previous methods, follow these steps:

> Insert the Windows XP startup disk in your floppy disk drive or insert the Windows XP CD in the CD drive or in the DVD drive, and then restart your computer.

Note: When you receive the following message, press a key to start your computer from the Windows XP CD: Press any key to boot from CD

Note: Your computer must be configured to start from the CD drive or the DVD drive.

 

> When you receive the Welcome to Setup message, press R to start the Recovery Console.

Note: Multiple options will appear on the screen.

 

> Select the Windows XP installation in question.

Note: You must select a number before you press ENTER, or the computer will restart. Typically, only the 1: C:\Windows selection is available.

 

> If you are prompted to type an administrator password, do so. If you do not know the administrator password, press ENTER. (Typically, the password is blank.)

Note: You will not be able to continue if you do not have the administrator password.

 

> At the command prompt, type cd $ntservicepackuninstall$\spuninst, and then press ENTER.

Note After you complete this step, you cannot stop the removal process.

 

> At the command prompt, type batch spuninst.txt, and then press ENTER.

Note The Spuninstal.txt file appears. As the file scrolls down, you will see errors and files being copied. This is normal behavior.

 

> After Windows XP SP2 is removed, type exit, and then press ENTER.

> Restart your computer in Safe Mode. To do this, press F8 as the computer restarts.

Note After you restart, the system may lock up with a black screen. (Your mouse will work.) In this case, restart again by turning the computer off and then back on. The second restart will let you to log on.

 

> When your computer restarts, Windows Explorer (Explorer.exe) does not run, and the Windows icons and the Start button are unavailable. To resolve this problem, follow these steps:

a. Press CTRL+ALT+DEL to start Task Manager.

b. Click File, and then click New Task (Run...).

c. In the Open box, type regedit, and then click OK.

d. Locate and then click the following registry subkey:

HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services\RpcSs

e. On the right side of the viewing pane, right-click ObjectName, click Modify, type LocalSystem in the Value data box, and then click OK.

f. Restart your computer

 

 

PS - This post was created for a forum member who needed some information. If anyone else can use it...rock on!

[burtman]

krit, I think this should be pinned (tho I didn't read it all - lol)